I/O
Collaboration diagram for I/O:

## Modules

| Database API.
| Opening & accessing the RPM database.
| RPM IO API.
| The RPM IO API (Fd_t is RPM equivalent to libc's FILE).
| File and Path Manipulation API.
| File and path manipulation helper functions.
| URL Manipulation API.
| A couple utils for URL Manipulation.
| Argument Manipulation API.
| Argument Manipulation API.
| Command Line API.
| Parsing RPM command line arguments.
| Signal Queue API.
| Signal Queue API.
| Statistics API.
| Statistics API.
| RPMRC.
| Reading config files and getting some important configuration values.

## Detailed Description